Watch List notes:

Anne (1702-1714), Post-Union, Two-Guineas, 1711, diademed and draped bust left, rev. crowned shields cruciform, emblem-adorned sceptres in angles, edge obliquely milled, 16.64g, 6h (Murdoch II, 842; King 149; Schneider II, 532/-; MCE 206; Spink 3569), pierced and plugged a top of diadem and removed from a mount, sweated surfaces otherwise struck details better than fine.
Provenance
From the Quinn Collection
Purchased Rare Coin Investments (Berkshire), 8 June 1991 - £235
, ,
NGC 'Altered Surface' (Certification #5879376-020)
, https://www.ngccoin.com/certlookup/5879376-020/NGCDetails/
Estimate: £600 - £800